2055 results about "Green building" patented technology

The invention relates to the technical field of intelligent building energy-saving control, and discloses a green building equipment intelligent energy-saving control method and system based on artificial intelligence, and the method comprises the steps: collecting building environment data, and carrying out the preprocessing; and simulating the energy consumption of the building equipment by using the digital twin model, and training the baseline neural network model to obtain an initial control strategy. And adopting a genetic algorithm to optimize hyper-parameters of the baseline model, and generating a plurality of candidate energy-saving control strategies. And inputting the optimized strategy into the deep reinforcement learning model, carrying out strategy iteration, calculating the energy-saving efficiency and comfort score after each iteration, screening the optimal strategy through a reward mechanism, and improving the accuracy of energy consumption prediction of the building equipment. The hyper-parameter of the neural network is optimized by using the genetic algorithm, and the intelligent degree of the energy-saving control strategy is improved. On the basis of deep reinforcement learning, the intelligent agent can adaptively adjust an energy-saving strategy under different environmental conditions, and the user comfort is guaranteed while the optimal building energy consumption is ensured.

The invention discloses a green building intelligent lighting and energy collaborative optimization system based on multi-source data fusion. According to the system, firstly, multi-source information such as indoor and outdoor illumination, weather, personnel occupation and electricity price is subjected to weighted fusion through dynamic confidence, and an accurate real-time environment state is constructed; then, model predictive control is combined with a multi-objective optimization strategy, and a sunshade device, intelligent lighting and a heating ventilation air conditioner are cooperatively adjusted, so that the comprehensive energy consumption or operation cost is minimized on the premise that the indoor illumination and temperature comfort requirements are met; besides, the self-adaptive module continuously learns and adjusts the thermal characteristics and the use mode of the building through online model parameter correction and occupancy probability prediction, and it is ensured that the energy-saving effect is stable for a long time; the system drives each execution device through a standard building self-control interface, is easy to integrate in a newly built or reformed project, and can significantly improve the energy utilization efficiency and the indoor environment quality.

The invention discloses an intelligent welding forming method and system for a green building steel heating radiator, and the method comprises the following steps: carrying out the surface defect recognition of a steel heating radiator base material based on an AI visual inspection system, recognizing a qualified base material, and automatically matching the type of a welding material from a material database according to the material and thickness parameters of the qualified base material. Welding parameters are intelligently matched through AI visual inspection and a neural network model, a laser and friction stir hybrid welding process is combined, traditional manual operation is replaced, the welding efficiency and precision are improved, and the problems of uneven welding seams and the like are solved; welding data are analyzed in real time through a multi-mode AI model, parameters are dynamically adjusted, intelligent defect recognition and repair welding are achieved in cooperation with 3D visual inspection, and the quality stability is improved through whole-process monitoring; smoke dust is treated through an environment-friendly process, acid pickling is replaced with mechanical rust removal, efficient recycling of materials is achieved through waste recycling, a green manufacturing system is constructed, and the sustainable development requirement of green buildings is met.

The invention relates to the technical field of smart communities, and discloses a building low-carbon operation management method based on data analysis, which comprises the following steps: acquiring building data, preprocessing the data to obtain a multi-dimensional data set, performing feature extraction by adopting a principal component analysis method aiming at the multi-dimensional data set, and calculating a feature value and a feature vector of a covariance matrix to obtain a building low-carbon operation management result. Selecting the first k principal components with relatively large feature values as new feature spaces to obtain a feature data set after dimension reduction, taking the feature data set after dimension reduction as input, constructing a credit rating prediction model by using a random forest algorithm, calculating importance scores of all features to rating results, and sorting the results according to the importance scores of the features to obtain a credit rating result. And selecting the first n features with higher scores as key feature factors, and constructing a credit evaluation feature vector. According to the method, a more accurate and comprehensive evaluation result is provided for building credit rating, and green building development and realization of energy conservation and emission reduction targets are effectively supported.

The invention provides an intelligent zero-carbon-emission park building energy-saving control method and system and a medium, which are used for optimal control of window light transmittance, illumination intensity and air conditioner operation power of a building. According to the system, future environment parameters (such as temperature and illumination intensity) are predicted through an LSTM model, and current environment data and historical control signals are combined and input into an MLP model to generate a real-time control strategy, so that the running states of windows, illumination and air conditioners are dynamically adjusted. The system can significantly improve the energy efficiency of a building, reduce carbon emission and optimize the indoor environment comfort, and has adaptive learning and automatic fault detection functions. The system is suitable for the fields of green buildings, intelligent buildings and the like, intelligent and automatic environment control can be achieved, and energy conservation, emission reduction and sustainable development of the buildings are promoted.

The invention discloses a green building microclimate regulation emission reduction and convergence increase method based on park biodiversity, and the method comprises the steps: obtaining biodiversity data and building environment parameters, constructing a three-dimensional ecological space digital twinborn model, and carrying out the multi-physics coupling analysis; loading boundary conditions to generate a comprehensive model, then carrying out microclimate dynamic simulation, training an ecological regulation model to generate initial regulation parameters, constructing a multi-objective optimization model in combination with dynamic regulation simulation information and building design parameters to obtain optimal parameters, and finally adjusting a regulation strategy based on real-time prediction. According to the method, by integrating biodiversity and building environment data and utilizing digital twinning, multi-field coupling simulation and intelligent optimization algorithms, collaborative optimization of microclimate adjustment, carbon emission reduction and carbon sink capacity improvement is achieved, a technical scheme is provided for deep fusion of green buildings and ecological systems, and the method is suitable for popularization and application. The method is suitable for the fields of urban building energy conservation and ecological environment protection.

A basement roof lawn vegetation construction method under complex working conditions comprises the steps of implementing complex basement roof modeling and implementing lawn vegetation above a basement roof. The complex basement top plate modeling method comprises the steps of a flat site large-area backfill construction method, a step-shaped basement top plate backfill construction method and a basement top plate large-gradient inclined plate earthwork backfill construction method. The step of implementing the lawn vegetation above the basement top plate comprises the steps of cross construction, backfilling and excavation, slope toe construction and solid soil area construction. According to the technology, the problem of construction of greening in a complex shape on the basement roof of a project is solved, particularly the problem that more slope roofs in a mountaintop shape or roofs in a stepped rice field shape exist is solved, the problem that backfill soil construction is difficult after the basement roof is complex in shape is solved, the stability of backfill soil after backfill soil is improved, and the construction period is shortened. And the concept of green building is practiced.

The invention discloses a construction technology and construction equipment for a green building outer wall with a waterproof effect. The construction technology comprises the following steps that S1, a coating which is green, environmentally friendly, high in adhesion and good in waterproof, mildew-proof and anti-cracking effect is selected; s2, special building outer wall construction equipment and a coating spraying device are selected, and the building outer wall construction equipment is installed on a building facility top plate; the building outer wall construction equipment comprises a hanging basket, a steel wire rope used for hanging the hanging basket, a winding assembly used for controlling winding of the steel wire rope and a stabilizing assembly used for maintaining stable lifting of the hanging basket. And S3, a worker stands in the hanging basket, the winding assembly controls the hanging basket to ascend and descend, the coating can be evenly sprayed to the building outer wall through the coating spraying device, and the building outer wall has the good waterproof, mildewproof and anti-cracking effects. The stability of the winding assembly in the lifting process of the hanging basket can be kept, and the coating spraying effect is improved.

The invention relates to the technical field of energy data processing, in particular to an energy-saving and environment-friendly detection method and system for a green building. According to the change trend of all data of a corresponding dimension in a neighborhood range of data of each dimension at a target sampling moment, the abnormal degree of the data of each dimension at the target sampling moment is obtained; obtaining the connectivity between the two dimension data at the target sampling moment by combining the difference of the abnormal degree between the two dimension data and the local distribution association; further obtaining a correction score coefficient of the power efficiency data at the target sampling moment; correcting the initial score value of the corresponding electrical efficiency data to obtain a corrected score value of the electrical efficiency data at the target sampling moment; obtaining a correction score value of the power efficiency data at each sampling moment; and abnormal electric efficiency data are screened out. According to the method, the accurate score value of each electrical efficiency data is obtained, the accuracy of abnormal electrical efficiency data detection is improved, and the energy-saving and environment-friendly detection result is optimized.

The invention relates to the technical field of green building energy consumption, and discloses a green building energy consumption real-time monitoring and intelligent adjusting system based on the Internet of Things, and the system comprises an Internet of Things multi-source sensing module which integrates a building internal and external environment sensing unit and an equipment operation state collection unit, and generates a comprehensive energy consumption characteristic signal through a heterogeneous data fusion gateway; the dual-channel decision module receives the signal, the load prediction unit outputs a building cooling and heating load prediction signal and a regional energy efficiency imbalance risk signal, the energy efficiency optimization unit generates an optimal equipment adjustment strategy signal, and the dynamic adjustment unit outputs a real-time energy consumption safety threshold; the intelligent execution control module and the self-adaptive equipment regulation and control unit adjust heating and ventilation equipment parameters, the multi-equipment collaborative management unit optimizes the running state of the lighting and air conditioning equipment group and collects feedback signals, and the man-machine interaction early warning platform generates a comprehensive energy efficiency risk index. According to the system, real-time monitoring and intelligent adjustment of energy consumption of the green building are realized, and refinement and collaboration of energy consumption management are improved.

The invention relates to the technical field of green intelligent digital construction, and discloses a green building digital collaborative design and optimization method based on BIM and cloud computing, comprising the following steps: S1, project initialization and data collection, S2, preliminary design and simulation based on BIM, S3, sensor equipment layout and optimization, S4, fault detection and early warning processing, and S5, cloud computing. According to the method, a green intelligent digital construction key process technology is adopted, energy conservation and emission reduction benefits and environment quality improvement benefits generated in the whole life period of a green building technology can be improved, and digital intelligent technologies such as BIM, 5G, IoT, BMS and EMS are adopted, so that the construction period is shortened, and the construction efficiency is improved. Visualization and perceptibility of energy conservation and emission reduction benefits and environment quality improvement benefits generated in the whole life period of the green building technology can be achieved, and economic benefits are generated from the energy conservation and emission reduction benefits generated by the green building technology in a carbon trading mode.

The utility model relates to the technical field of building construction, and discloses a portable welding device for green building construction, which comprises a bottom plate, the top of the bottom plate is provided with a rack, the top of the rack is fixedly connected with a hydraulic cylinder, and the output end of the hydraulic cylinder is fixedly connected with a welding gun. A machining table is fixedly connected to the position, located below the welding gun, of the top of the bottom plate, fixing plates are movably connected to the two sides of the machining table through adjusting mechanisms correspondingly, and clamping arc plates are movably connected to the opposite sides of the two fixing plates through clamping mechanisms correspondingly, so that the horizontal positions of the fixing plates can be adjusted through the adjusting mechanisms; according to the pipe welding device, by arranging the clamping mechanism, pipes with different lengths can be welded, the application range and practicability of the pipe welding device are greatly improved, the pipes with different inner diameters can be clamped through the clamping mechanism, and the application range and practicability of the pipe welding device can be further improved.

The invention discloses a dynamic energy adjusting system of a green building, and relates to the technical field of building energy conservation, the dynamic energy adjusting system comprises a control platform, a plurality of environment acquisition modules, an energy consumption control module and a factor acquisition module, each environment acquisition module is matched with each floor in the building, and the factor acquisition module is matched with each floor in the building. The environment acquisition modules are used for monitoring the environment state of each floor of a building, and each environment acquisition module divides the corresponding floor into a plurality of areas; each environment acquisition module comprises a temperature acquisition unit used for acquiring temperature data of a corresponding area; the brightness acquisition unit is used for monitoring brightness data of the corresponding area; and the energy consumption acquisition unit monitors the energy consumption data of the corresponding area. Through multi-module environment acquisition and energy consumption monitoring, the system can monitor the temperature, illumination and energy consumption of each floor and each area in the building in real time, and can perform dynamic adjustment according to actual requirements.

The invention discloses a ventilation and air exchange device for a green building. The ventilation and air exchange device comprises a ventilation and air exchange box, a mounting plate, a ventilation and air exchange opening, a rotary air disc and fan blades. Mounting plates are fixed to the two ends of the two sides of the ventilation box, fixing pins penetrate through the interiors of the mounting plates, one ends of the fixing pins extend into the green building wall, and ventilation ports are formed in the two ends of the outer side of the ventilation box. According to the ventilation device for the green building, a fan motor is used for driving a linkage shaft to rotate, and a transmission assembly is matched to enable a fan shaft to rotate synchronously, so that two rotating wind discs and a plurality of fan blades are driven to rotate, outdoor fresh air is extracted and fed into the green building, and the ventilation effect is improved. According to the indoor air purification device, vitiated air, harmful gas and microorganisms in a building can be effectively diluted and discharged, so that the indoor air quality is improved, a healthier and more comfortable living environment is provided for people, indoor oxygen can be effectively supplemented, and the freshness and vitality of indoor air are kept.

The invention relates to the technical field of comprehensive utilization of solid waste materials, and particularly provides a circulating fluidized bed ash-based all-solid waste cementing material and a preparation method thereof. The cementing material is prepared from the following components in parts by mass: 25 to 55 parts of granulated blast furnace slag, 5 to 25 parts of CFB fly ash and 25 to 65 parts of CFB slag, an exciting agent accounting for 0-5% of the basic component is doped; the specific surface area of the cementing material is not less than 600m < 2 > / kg. Through solid waste compounding, physical grinding and chemical excitation, it is ensured that the solid waste cementing material has high cementing activity and strength; the main raw materials are industrial solid wastes, and the product can replace cement to be used for preparing concrete, prefabricated parts and the like, so that the utilization rate of the solid wastes is increased, the ecological environment problem caused by stockpiling is reduced, and the requirement of green building development in the future is met.

The invention relates to the technical field of fabricated buildings, and discloses an intelligent construction method of a fabricated building, comprising the following steps: S1, green building analysis: analyzing whether green building requirements are met; s2, collision simulation detection: simulating a collision condition between the components during hoisting; s3, a prefabricated part hoisting plan is made, wherein a hoisting progress plan is made; s4, making a prefabricated part production plan: making the prefabricated part production plan; s5, detecting the quality of the prefabricated part: detecting the quality index of the prefabricated part; s6, adjusting the external dimension deviation: adjusting the external dimension deviation; and S7, progress deviation adjustment, wherein deviation correction is conducted on the progress deviation. According to the invention, collision points are eliminated and the hoisting risk is reduced by simulating the collision condition which may occur during hoisting; a prefabricated part hoisting plan and a prefabricated part production plan are compiled; the continuous hoisting operation is met; and by adjusting the external dimension deviation and the progress deviation, it is guaranteed that hoisting operation is completed smoothly, and a qualified building is obtained.

The invention provides concrete for an underground structure. The concrete is prepared from the following raw materials in parts by weight: 15-18 parts of cement, 3-5 parts of plant residue charcoal, 45-50 parts of fine aggregate, 50-55 parts of coarse aggregate, 8-10 parts of fly ash, 0.2-0.4 part of biogel, 1-2 parts of micron-sized calcium carbonate, 0.3-0.6 part of a water reducing agent and 10-15 parts of water. The invention further provides a preparation method of the concrete for the underground structure. According to the concrete for the underground structure, the segregation resistance and the crack resistance can be remarkably improved under the high free inclination and falling condition, and meanwhile the environment-friendly requirement of green buildings is met.

The utility model belongs to the technical field of green building materials, and particularly relates to an outdoor quick-assembly ecological paving stone. The outdoor fast-assembly ecological paving stone comprises a paving stone base body and fast-assembly connecting pieces, connecting grooves matched with the fast-assembly connecting pieces are formed in the side edges of the paving stone base body, the bottom face of each side edge of the bottom face of the paving stone base body is provided with a beveled edge contracting inwards, and the fast-assembly connecting pieces comprise the first connecting pieces and the second connecting pieces; the first connecting piece and the second connecting piece are detachably connected, when the two paving stone base bodies are spliced, the first connecting piece is inserted into the connecting grooves of the two paving stones at the same time, and the second connecting piece abuts against the inverted edges of the two paving stone base bodies. According to the outdoor quick-assembly ecological paving stone, quick installation of a plurality of paving stone base bodies is achieved through the quick-assembly connecting pieces, the paving flexibility is improved, the outdoor quick-assembly ecological paving stone can meet the installation requirements of different road surface environments, looseness is not prone to occurring after fixing, and the installation firmness is improved.

The invention relates to an intelligent generation method, system and device for a passive design scheme of a green building and a medium. The method comprises the following steps: firstly, collecting site limitation data and climate data, inputting the data into a thermal performance simulation model, and outputting building heat loss and solar heat gain distribution; based on the result, a genetic algorithm is used for optimizing parameters such as the building orientation and the window-wall ratio, and a building design parameter combination is formed through energy consumption calculation, standard judgment and iterative optimization. Then, thermal and economic parameters are extracted from the design parameters to construct a data set, the parameters are screened to generate a building layout optimization instruction, and the layout is adjusted in combination with a dynamic adaptation standard to obtain an optimization scheme. And finally, associating the optimized layout with site parameters, performing energy model optimization to form a low-carbon scheme, and coupling environment adaptability data to generate a sustainable development scheme. By means of the method, the problems that traditional design parameter optimization is low in efficiency and multiple targets are difficult to balance can be solved, layout reasonability and energy consumption control precision are improved, and low carbon of the whole life cycle of the building is assisted.

The utility model discloses a green building construction long-service life concrete precast member mould, including the female mould, the four corners of female mould bottom all are fixedly connected with the support seat, the axle center of support seat inner cavity top is fixedly connected with the first hydraulic telescopic pole, the bottom of first hydraulic telescopic pole is fixedly connected with the mounting plate. The first hydraulic telescopic rods drive the mounting plates to move downwards, the mounting plates drive the universal wheels to move downwards to make contact with the ground through the through holes, the equipment is supported, then the equipment can be conveniently moved, and then the second hydraulic telescopic rods drive the adjusting base plates to move downwards for fine adjustment. And meanwhile, the female mold and the male mold which are formed by compounding the base material layer, the wear-resistant layer, the reinforcing layer and the corrosion-resistant layer are adopted, so that the equipment has good use strength, corrosion resistance and wear resistance, and the service life of the equipment can be prolonged.

The invention discloses a house building construction energy-saving method under a green building concept. According to the invention, through integrated arrangement of the intelligent building system, the method can realize efficient operation of the building and optimization of energy management. Due to the integration of the intelligent lighting system and the intelligent temperature control system, the building can be automatically adjusted according to natural lighting conditions and indoor environment, and therefore dependence on traditional energy is remarkably reduced. And the big data analysis module can identify the energy-saving potential and formulate an optimization control strategy by collecting and analyzing the building operation data, so that the energy consumption is further reduced. Establishment of a long-term monitoring system is helpful for continuously optimizing energy-saving measures, and regular green performance evaluation can ensure that the building always reaches an expected energy-saving standard. The intelligent level of the building is improved, and long-term energy conservation and environmental protection targets of the building are achieved through continuous data analysis and optimization adjustment.

The invention discloses an intelligent inspection method for a green building, and the method comprises the following steps: obtaining the latitude and longitude information of an inspection point and the number of the inspection point, and inputting the latitude and longitude information of the inspection point and the number of the inspection point into a label; acquiring positioning source data of the position of the inspection maneuvering equipment; performing data fusion on the positioning source data and the label data, splicing the fused positioning data and the label data to generate combined positioning data, and encrypting the combined positioning data to generate inspection positioning data; and obtaining routing inspection result positioning information, comparing the routing inspection result positioning information with the routing inspection positioning data, and finally obtaining a positioning correction result. Compared with the prior art, the method has the advantages that the accuracy and stability of data are improved, the inspection efficiency is improved by the comprehensive label technology, the workload of personnel is reduced, and the method can adapt to different scenes.

The application provides a glass curtain wall construction device based on green building, and relates to the technical field of building construction. The glass curtain wall construction device is arranged on a basket to move the glass. The glass curtain wall construction device comprises a mobile lifting support unit arranged on the basket, a sliding rod horizontally sliding and rotationally connected to the mobile lifting support unit, a horizontal driving part with a driving end connected to the sliding rod to drive the sliding rod to rotate, and a fixing assembly rotationally connected to one end of the sliding rod, wherein the fixing assembly comprises a suction cup pressing on the glass. The application also provides a construction method of the glass curtain wall construction device based on green building. The application can help the workers to relatively quickly move the glass from indoors to outdoors and complete the installation, thereby improving the problem that the workers have to exert a large amount of physical strength when installing the glass in the prior art, and the workers on the outer wall are inconvenient to exert force.

The invention discloses flame-retardant green concrete added with expandable graphite and a preparation method of the flame-retardant green concrete, and relates to the technical field of fireproof materials. The expansible graphite cement comprises the following components: cement, aggregate, expansible graphite and water, the mass ratio of the water to the cement is (0.4-0.5): 1, and the addition proportion of the expansible graphite is 1%-10% of the total weight of the cement. According to the expansible graphite flame-retardant concrete provided by the invention, the special material expansible graphite is utilized, the fireproof performance and the heat insulation performance of the concrete can be remarkably improved, and the expansible graphite forms a heat insulation layer through expansion in a high-temperature environment, so that concrete cracking or structural damage caused by a fire disaster is effectively prevented; and the fire resistance and the safety of the building structure are obviously improved. The simple and economical production process is designed, the proportion of the expansible graphite to other raw materials is properly adjusted, so that the production process of the concrete is environment-friendly and efficient, meanwhile, the production cost is effectively reduced, the requirements of modern green buildings are met, and wide application prospects are achieved.

The invention relates to dust removal equipment for green building construction applied to the field of construction dust removal equipment, according to the dust removal equipment for green building construction, by means of cooperation of a dust fall water frame, an isolation belt and an electric extension rod, when a filter belt knocks and cleans blockages containing water vapor on the surface, a water body subjected to immersion cleaning is intercepted and isolated; according to the device, blockage in cleaned sewage is isolated in a lower layer area, interference to subsequent immersion cleaning is avoided, the wiping rod can further enhance the cleaning effect on the surface of the filter belt, in addition, in cooperation with the elastic pipe, the adhesion state of a flocculating settling layer on the bottom wall of the dust falling water frame can be destroyed by utilizing the design of the water injection elastic pipe during sewage discharging, and the cleaning effect of the surface of the filter belt is improved. And after pollution discharge is finished, the second control valve is opened to discharge the water body injected into the elastic pipe, and the supplementing and cleaning effects are achieved.

The invention relates to a large-scale language model-based solid waste cementing material intelligent design and performance prediction system, and relates to the technical field of material science and artificial intelligence, the system integrates multi-source heterogeneous data through a multi-task data set construction module, and establishes association mapping of a solid waste material formula and performance; the performance prediction module based on the large-scale language model realizes high-precision cross-modal prediction of key indexes such as compressive strength and permeability; the reverse design module generates a formula scheme conforming to chemical components and industrial constraints through dynamic embedding of material scientific rules and reinforcement learning multi-objective optimization, and forms a closed loop verification link based on physical rule verification and an experimental feedback mechanism. The research and development efficiency of the solid waste cementing material is remarkably improved, the trial and error cost and resource waste are effectively reduced, rapid conversion of laboratory achievements to industrial production is promoted, and intelligent technical support is provided for solid waste resource utilization and green building material development.

The invention provides a dust fall system for green building construction, and relates to the technical field of dust fall devices.The dust fall system comprises a base, a water cavity is formed in the base, a water inlet pipe communicating with the water cavity is arranged on one side of the base, four water pumping boxes are installed at the top of the base at equal intervals, and two connecting pipes are symmetrically arranged on the surface of each water pumping box; multi-stage watering dust falling is carried out through a spraying frame and a spraying plate, conventional surrounding type dust falling is carried out through the spraying frame, dust in surrounding air is reduced, air in the opening direction is sucked in through opposite-layer filter screens in two sets of alternately-used connecting pipes of a water pumping box, when much dust is accumulated, the connecting pipes are blocked, and air cannot enter the water pumping box, so that the dust in the water pumping box is prevented from entering the water pumping box. Water in the base is pumped out through the negative pressure effect in the water pumping box and conveyed to the spraying plate, additional and efficient spraying dust falling is conducted on an area containing a large amount of dust in air, the dust falling effect is improved, and waste of water resources in other directions without a large amount of dust is avoided.

The invention discloses a high-content fly ash unfired water permeable brick and a preparation method thereof, and relates to the technical field of building materials, the unfired water permeable brick comprises the following raw materials by weight: 55-75 parts of fly ash, 20-35 parts of aggregate, 8-15 parts of a composite cementing material, 0.5-2 parts of toughening fiber, 1-3 parts of a pore regulator, 0.1-0.5 part of a surfactant, and 10-18 parts of water. Wherein the aggregate is 1-3mm waste ceramic particles and 2-5mm building recycled aggregate (1: 1-1: 2); and the rest components have specific proportions, specifications and modification requirements. According to the invention, 55-75 parts of F-type II-grade or higher high-content fly ash is matched with the waste ceramic particles and the pretreated building recycled aggregate to serve as the composite aggregate, solid waste is digested, natural resource dependence is reduced, and the method conforms to the direction of green building materials; by means of a modified composite fiber and composite gel system, the pressure resistance is larger than or equal to 25 MPa, the fracture resistance is larger than or equal to 3.5 MPa, the water permeability is larger than or equal to 1.5 * 10 cm / s, the freeze-thaw loss is smaller than or equal to 3.5%, and the grinding pit is smaller than or equal to 30 mm; through graded mixing, bidirectional pressurization and segmented maintenance, the porosity is kept to be 15%-25%, the percent of pass is increased, and the cost is reduced.

The invention discloses a foundation pit drainage device for a green building, and relates to the technical field of foundation pit drainage, the foundation pit drainage device comprises a vehicle body, a water suction pump is fixedly mounted on one side of the top of the vehicle body, the water outlet end of the water suction pump is connected with a drainage pipe in a penetrating manner, and the water pumping end of the water suction pump is connected with a water pumping pipe in a penetrating manner; the floating plate is fixedly installed on the side, away from the water suction pump, of the exterior of the water suction pipe, the supporting assembly is arranged on the side, away from the water suction pump, of the exterior of the water suction pipe and comprises a telescopic rod and a filtering assembly, and the telescopic rod is arranged on one side above the floating plate; the inner wall of the foundation pit can be supported when water pumping and drainage are conducted on the foundation pit, water pumping work can be slowed down or stopped once collapse occurs in the foundation pit, it is avoided that water pumping continues, the supporting force of the inner wall of the foundation pit is reduced, consequently, larger collapse is caused, follow-up use of the foundation pit is not affected, and practicability is improved.

The invention discloses a project quality detection method and system based on green building design, and relates to the technical field of project quality detection. The engineering quality detection method and system based on the green building design comprises the steps that S1, BIM structured data, real-time monitoring data, structure acceptance data and construction event and window data are preprocessed; s2, on the basis of BIM structured data and in combination with a BIM model, the qualification state of the component and the quality grade of the partition are judged; s3, identifying a working condition switching anchor point and an event, and performing segmented division of a working condition process; s4, feature clustering and performance state discrimination are carried out, different working condition types are identified, and tagging management is carried out; s5, identifying dominant factors and performing attribution assignment through multi-dimensional label attribution and traceability judgment; and S6, performing grade judgment and grade response through multi-source time sequence item-by-item difference analysis. The problems of state interval disjunction and difficulty in accurate attribution and stable diagnosis caused by space-time mismatching of construction progress, BIM nodes and energy consumption environment data and data asynchronization are solved.